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CVE-2021-34617

21
FAUCET Score

CVE-2021-34617 is a remote cross-site scripting (XSS) vulnerability affecting specific versions of Aruba Instant Access Point (IAP) products, including Aruba Instant 6.4.x, 6.5.x, 8.3.x, 8.4.x, and 8.5.x. With a CVSS score of 6.1 (Medium), exploitation requires user interaction and could lead to limited confidentiality and integrity impacts. There is no evidence of active exploitation, publicly available exploit code, or significant community discussion surrounding this vulnerability. Aruba has released patches to address this issue.

Impacted Technologies

VendorProductVersion(s)CPE
>= 6.4.0, <= 6.4.4.8-4.2.4.13CPE matchmatch criteria
cpe:2.3:h:aruba:aruba_instant:*:*:*:*:*:*:*:*
>= 6.5.0, <= 6.5.4.13CPE matchmatch criteria
cpe:2.3:h:aruba:aruba_instant:*:*:*:*:*:*:*:*
>= 8.3.0, <= 8.3.0.7CPE matchmatch criteria
cpe:2.3:h:aruba:aruba_instant:*:*:*:*:*:*:*:*
>= 8.4.0, <= 8.4.0.5CPE matchmatch criteria
cpe:2.3:h:aruba:aruba_instant:*:*:*:*:*:*:*:*
>= 8.5.0, <= 8.5.0.0CPE matchmatch criteria
cpe:2.3:h:aruba:aruba_instant:*:*:*:*:*:*:*:*

CVSS Data

CVSS version used by this source: 3.1

6.1MEDIUM

CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N

Attack Vector
NETWORK
Attack Complexity
LOW
Privileges Required
NONE
User Interaction
REQUIRED
Scope
CHANGED
Confidentiality Impact
LOW
Integrity Impact
LOW
Availability Impact
NONE
Exploitability Score
2.8
Impact Score
2.7
CvssVersion
3.1

Exploit Intelligence

EPSS Score
0.58%
Probability of exploitation in next 30 days
EPSS Percentile
44.3%
Percentile rank of EPSS score among Peer Group
As of 2026-07-27
Model: v2026.06.15
This CVE's current EPSS score of 0.0058 is in the 47th percentile among its peer group of 26,234 CVEs.

Social Chatter

The average CVE in this peer group has 0.0 Twitter, 0.0 Reddit, 0.1 Bluesky, 0.0 Mastodon, and 0.1 GitHub mentions.

Media Mentions

No media coverage found for this CVE.

The average CVE in this peer group has 0.1 InfoSec Media, 0.0 Vendor Blog, and 0.0 Security Researcher mentions.

Remediation

Remediation records are not available for this CVE.

References

arubanetworks.com / assets/alert/ARUBA-PSA-2021-007.txt
Vendor Advisory